名校
解题方法
1 . 在
中,角
所对的边分别为
,已知
的面积为
,
.
(1)求
和
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78402004b52882f028aec0491c21527d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d2c76ba30b82c94f7d8af0fc631059b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dcfa3e340b3976832d450dd4ae7e7a7.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8275122d7c894995175e9e6a40608b3.png)
您最近一年使用:0次
2024-01-15更新
|
1040次组卷
|
2卷引用:2024届天津市十二区县重点学校一模模拟考试数学试卷
名校
解题方法
2 . 在
中,角
的对边分别为
.
(1)求角
的大小;
(2)若
的面积为
.
①求
的值;
②求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/259245cc05d2cac9c61e0190f00fc517.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27094d2ea43a498108201deeaa09c276.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adbd3e8cf8325999cde03adf845d3dd0.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20cda097a4e7c41100e573d8304ee066.png)
②求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9884c59e6c5cab80b1f61d16eb9d0378.png)
您最近一年使用:0次
2023-12-24更新
|
963次组卷
|
3卷引用:天津市新华中学2024届高三下学期数学学科统练2
名校
解题方法
3 . 如图,已知双曲线
的左、右焦点分别为
,
,过
的直线与
分别在第一、二象限交于
两点,
内切圆半径为
,若
,则
的离心率为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/a300abaf-1142-4d9c-8261-2c4f625b2e22.png?resizew=133)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c5dcd508629095d063e9aa13c65e946.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5eb2485f90dbfd0dfd6e7d179a856f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f890429bd1c1dd89c2e977381b37c005.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/a300abaf-1142-4d9c-8261-2c4f625b2e22.png?resizew=133)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-12-02更新
|
3066次组卷
|
9卷引用:天津市部分学校2023-2024学年高三下学期第一次质量调查数学试卷
天津市部分学校2023-2024学年高三下学期第一次质量调查数学试卷2024届湖南省高三九校联盟第一次联考数学试卷江苏省苏州市南航苏州附中2024届高三上学期12月月考数学试题福建省龙岩市第一中学2024届高三上学期第三次月考数学试题广东省广州市中山大学附中2024届高三上学期1月月考数学试题(已下线)高三数学开学摸底考01(新高考专用)(已下线)专题8.3 双曲线综合【九大题型】(举一反三)(新高考专用)-1福建省莆田第五中学2023-2024学年高二上学年12月月考数学试卷辽宁省沈阳市回民中学2023-2024学年高二上学期期末考试数学试题
4 . 在
中,内角
的对边分别为
.已知
.
(1)求
的值;
(2)若
.
①求
的值;
②求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f886376cff443510d0757a5da1722c5c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e2b1828826f51db4e9a1512a48b2f20.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c181f86de3c96a7ef7a1a04c3a438f.png)
②求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f22fd382ec53fc639f32eac8ff96529.png)
您最近一年使用:0次
2023-11-10更新
|
600次组卷
|
4卷引用:天津市蓟州区第一中学2024届高三第一次校模拟考数学试卷
名校
解题方法
5 . 已知
,
,
分别为锐角三角形
三个内角
的对边,且
.
(1)求
;
(2)若
,
,求
;
(3)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3d6b6340f64f78c12b6a34077d4d889.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783d6adfa8fb1352679c5185258d842a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f79159294ac7ac0d85887ab209a197cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560b5f1bdfeb261d2205d4a571cd04a3.png)
您最近一年使用:0次
2023-09-01更新
|
1071次组卷
|
5卷引用:天津市朱唐庄中学2022-2023学年高三下学期6月模拟数学试题
名校
解题方法
6 . 在
中,内角A,B,C所对的边分别是a,b,c,已知
,
,
.
(1)求b的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724cb667114aa503f92ff5e186493f08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d6ecc541c317fbfdf313fb9406da47c.png)
(1)求b的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e6b7ed1c077a9f6cf24c762e269fce1.png)
您最近一年使用:0次
2023-08-10更新
|
643次组卷
|
9卷引用:天津市红桥区2019届高三下学期一模文科数学试题
名校
解题方法
7 . 在
中,内角
,
,
所对的边分别为
,
,
.已知
.
(1)求角
的大小;
(2)设
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18f4e1a24fc4a8672e39bfdf5e2e1af.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb5bac75f36bb1dc5c8190d4dbe681d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e74a3687e9617b8e2f782447e8314079.png)
您最近一年使用:0次
2023-06-21更新
|
1486次组卷
|
5卷引用:天津市红桥区2024届高三一模数学试题
天津市红桥区2024届高三一模数学试题广东省东莞市第四高级中学2023届高三三模数学试题北京市通州区潞河中学2023-2024学年高三下学期第三次模拟数学试卷(已下线)专题07 解三角形(已下线)专题02 解三角形大题
名校
解题方法
8 . 在
中,角
,
,
所对的边分别为
,
,
,已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aef0fd9199af0f72978f8204a9fa062.png)
(1)求角
的大小;
(2)若
,
,求边
及
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aef0fd9199af0f72978f8204a9fa062.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1d3b4d4e6dba0352c14b6845b46863f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69c2dbf9f00ba360a31ca4cf66ce5e6c.png)
您最近一年使用:0次
2023-06-14更新
|
1685次组卷
|
3卷引用:天津市武清区杨村第一中学2023届高三下学期第一次热身练数学试题
名校
解题方法
9 . 已知
中,角
的对边分别为
,若
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5079480167e41719c598ec60d406f1d.png)
(1)求
的长;
(2)
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e5bfa8dffc0052e575f40103ef640fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5079480167e41719c598ec60d406f1d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a47a732914fdde829ec4bdc23166c867.png)
您最近一年使用:0次
名校
10 . 在△ABC中,AB=4,AC=3,
.若点D为边BC的中点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61e589c313a4cbd49e1a916c2fe11a99.png)
_____________ ;若点D在边BC上(不包含端点),延长AD到P,使得
,且满足
(m为常数),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32fc82f9e1a501fcf4fc9973d2a2de31.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c32fad79f8d1d779c06e4dc2a6dd4daf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61e589c313a4cbd49e1a916c2fe11a99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d412d12c1a63e71d8389162d1ad06b08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f992e82ed3ba48c20c645719053bdb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32fc82f9e1a501fcf4fc9973d2a2de31.png)
您最近一年使用:0次